In looking back at the eras we have studied we see that common patterns of thought regarding gender have run though the course of history, so we shouldn't be surprised that we still are influenced by and experience the effects of these beliefs. At the onset of the 20th century, the ideas of the 19th century regarding the separate, and indeed opposite, natures of men and women, which had been further exaggerated by the industrial revolution in defining mechanized labor (and its invention) as the province of men ...